No. of questions - 20
Time - 10 min
Negative marking : -0.25 mark
1.
The gas which leaked from Union Carbide factory, Bhopal was
2.
Fly ash is a pollutive combustion product of burning
3.
Which one of the following gases is responsible for causing acid rain in the atmosphere?
4.
The problem of water pollution with Arsenic is maximum in
5.
Acid rain is caused by
6.
A water body having high BOD indicates that its water is
7.
Which one of the following is a bioindicator of air pollution?
8.
Which one of the following is biodegradable?
9.
Which one of the following is not related to air pollution?
10.
Which of the following is not a water pollutant?
11.
Bhopal Gas Tragedy (leakage of methyl isocyanate ‘MIC’) accident happened on
12.
The water pollution in a river is determined by measuring the dissolved amount of
13.
‘Green Muffler’ is related to
15.
Polythene bags cannot be destroyed because they are made of
16.
Which one of the following is an air pollutant gas and is released by burning fossil fuel?
17.
Which of the following is not destroyed by bacteria?
18.
BOD is maximum in the Ganga river between
19.
Which of the following takes maximum time to decay?
20.
Biological Oxygen Demand (BOD) is an indication of pollution in
